Vulnerability · Published Aug 11, 2026 · Assigned by adobe
CVE-2026-48440ColdFusion | Heap-based Buffer Overflow (CWE-122)
High 8.1
In plain English
A high-severity heap buffer overflow in ColdFusion 2023 from Adobe. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.3% (higher than 70% of all known vulnerabilities).
Severity (CVSS 3.1)8.1High
Exploit odds (30 days)1.3%top 30.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
ColdFusion is affected by a Heap-based Buffer Overflow vulnerability that could result in arbitrary code execution in the context of the current user. Exploit depends on conditions beyond the attacker's control. Exploitation of this issue does not require user interaction.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Adobe | ColdFusion 2025 | 0 – through 2025.0.11 |
| Adobe | ColdFusion 2023 | 0 – through 2023.0.22 |
Weakness: CWE-122 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H